发明人王建平,韩伟,孙丽萍. "Method for the Synthesis of 3,4-Dichloro-5-(difluoromethoxy)acetophenone" [P]. 中国发明专利, 专利号 CN 111629301 B, 授权公告日 2022-04-28.
发明人黄志刚,高志强,周伟. "A Process for Preparing High-Purity 3,4-Dichloro-5-(difluoromethoxy)acetophenone" [P]. 中国发明专利, 专利号 CN 109071327 A, 授权公告日 2018-09-03.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2023, 673, 8771-8783.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2016, 172, 9379-9384.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 3,4-Dichloro-5-(difluoromethoxy)acetophenone Using HRMS and NMR". Chemosphere, 2015, 240, 6930-6944.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2020, 330, (6), 6661-6685.